County Dossier
Middlesex County
New Jersey | County
Population
871,290
Land Area
309.3 sq mi
Context
Metro
Geography
County silhouette
- Land Area
- 309.3 sq mi
- Water Area
- 13.6 sq mi
- Water Share
- 4.2%
Terrain Layer
Open the county terrain view inside the atlas flow.
Population & Housing
Population
871,290
- Density
- 2,816.9 / sq mi
- Households
- 307,782
- Housing Units
- 317,979
- Median Age
- 39.5 years
Income & Economy
Median Household Income
$111,549
GDP
$86.70B
Real GDP Change+1.7%
- Per Capita Income
- $50,601
- Personal Income
- $68.80B
- Personal Income Per Capita
- $77,293
Classification
RUCC 1
Metro
Counties in metro areas of 1 million population or more
Relief
Min
-5 ft
Mean
78 ft
Max
290 ft